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Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241

Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241

This electrically insulated cylindrical roller bearing measures 110mm by 240mm by 50mm and weighs 11.4kg. It handles dynamic loads up to 530kN and static loads up to 540kN.

The outer ring features a special coating that provides electrical insulation, preventing damage from stray currents. This helps extend the bearing’s service life in electrically active environments.

With a machined brass cage and C3 internal clearance, it maintains stable performance at speeds up to 3000 RPM. The insulation can withstand voltages from 1000 to 3000 VDC.

Suitable for electric motors, generators, and other applications where electrical currents might cause damage. Compliant with RoHS and REACH standards for environmental safety.

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Product Parameters

  • Model NU 322 ECM/C3VL0241
  • Product Category Electrically Insulated Single Row Cylindrical Roller Bearings
  • Insulating Coating Types Insulation coating on outer ring
  • Coating Suffix VL0241
  • Manufacturers TFL
  • Bore Diameter 110 mm
  • Outside Diameter 240 mm
  • Width 50 mm
  • Net Weight 11.4 kg
  • Basic Dynamic Load Rating 530.0 kN
  • Basic Static Load Rating 540.0 kN
  • Reference Speed 3000.0r/min
  • Breakdown Voltage (DC) 1000 VDC to 3000 VDC
  • Layer Thic kNess 500 µm
  • Electrical Resistance Min. 50MΩ
  • Cage Material Machined brass
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
Electrically Insulated Single Row Cylindrical Roller Bearings NU 322 ECM/C3VL0241 dimension drawing
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Features

How Is NU 322 ECM/C3VL0241 Bearing Engineered for Reliability?

NU 322 ECM/C3VL0241 Bearing features an insulation coating on its outer ring, which prevents electrical damage from currents.
This coating offers a breakdown voltage of 1000 to 3000 VDC, making it suitable for electric motor applications.
With a basic dynamic load rating of 530 kN, it handles heavy radial loads efficiently.
The machined brass cage ensures stable roller guidance, reducing wear and extending service life.

Application

Common Applications of NU 322 ECM/C3VL0241 Bearing
NU 322 ECM/C3VL0241 Bearing works well in industrial machinery like large pumps and conveyor drives where electrical currents could cause damage.
Its insulation coating protects against electric arcing, extending service life in demanding environments.
You’ll find NU 322 ECM/C3VL0241 Bearing in electric vehicle motors and hybrid powertrains, handling both radial loads and electrical insulation needs.
The brass cage maintains stability at higher speeds common in modern automotive applications.
For medical imaging equipment and laboratory analyzers, NU 322 ECM/C3VL0241 Bearing provides reliable operation while preventing electrical interference.
The consistent electrical resistance ensures accurate readings in sensitive diagnostic machines.
In automated production lines and robotic assembly systems, NU 322 ECM/C3VL0241 Bearing supports smooth motion control while insulating against variable frequency drives.
The C3 clearance accommodates thermal expansion during continuous operation cycles.

Q&A

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